```html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>DataEase - 开源数据可视化与商业智能工具</title>
    <link href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
    <link href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css" rel="stylesheet">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            color: #333;
            line-height: 1.6;
        }
        h1, h2, h3, h4 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
        }
        .hero-gradient {
            background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
        }
        .card-hover {
            transition: all 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            margin-bottom: 20px;
            color: white;
            font-size: 24px;
        }
        .drop-cap::first-letter {
            float: left;
            font-size: 4.5rem;
            line-height: 0.65;
            margin: 0.1em 0.2em 0.1em 0;
            color: #2563eb;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
        }
        .code-block {
            background-color: #2d3748;
            color: #e2e8f0;
            border-left: 4px solid #4299e1;
        }
    </style>
</head>
<body class="bg-gray-50">
    <!-- Hero Section -->
    <section class="hero-gradient text-white py-20 px-4 sm:px-6 lg:px-8">
        <div class="max-w-6xl mx-auto">
            <div class="flex flex-col lg:flex-row items-center justify-between">
                <div class="lg:w-1/2 mb-12 lg:mb-0">
                    <h1 class="text-4xl md:text-5xl font-bold mb-6 leading-tight">释放数据力量<br>洞察商业价值</h1>
                    <p class="text-xl mb-8 opacity-90 max-w-lg">DataEase - 开源数据可视化与商业智能工具，帮助中小企业轻松实现数据驱动决策</p>
                    <div class="flex flex-col sm:flex-row space-y-4 sm:space-y-0 sm:space-x-4">
                        <a href="#features" class="bg-white text-blue-700 hover:bg-blue-50 px-6 py-3 rounded-lg font-semibold text-center transition-all duration-300 transform hover:scale-105 shadow-md">
                            探索功能 <i class="fas fa-arrow-right ml-2"></i>
                        </a>
                        <a href="https://github.com/dataease/dataease" target="_blank" class="bg-transparent border-2 border-white hover:bg-white hover:text-blue-700 px-6 py-3 rounded-lg font-semibold text-center transition-all duration-300">
                            <i class="fab fa-github mr-2"></i> GitHub 仓库
                        </a>
                    </div>
                </div>
                <div class="lg:w-1/2 flex justify-center">
                    <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1754108908152-6252a8a4-1e7d-4ddd-b3de-5d2aad2ab1f2.png" alt="DataEase 界面展示" class="rounded-xl shadow-2xl border-4 border-white max-w-full h-auto">
                </div>
            </div>
        </div>
    </section>

    <!-- Problem Section -->
    <section class="py-16 px-4 sm:px-6 lg:px-8 bg-white">
        <div class="max-w-6xl mx-auto">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold mb-4">企业数据分析痛点</h2>
                <div class="w-20 h-1 bg-blue-600 mx-auto"></div>
            </div>
            
            <div class="grid md:grid-cols-3 gap-8">
                <div class="bg-gray-50 p-8 rounded-xl card-hover">
                    <div class="feature-icon bg-red-500">
                        <i class="fas fa-dollar-sign"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-3">成本高昂</h3>
                    <p class="text-gray-600">商业BI工具如Tableau价格昂贵，中小企业难以承受</p>
                </div>
                <div class="bg-gray-50 p-8 rounded-xl card-hover">
                    <div class="feature-icon bg-yellow-500">
                        <i class="fas fa-graduation-cap"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-3">学习曲线陡峭</h3>
                    <p class="text-gray-600">传统BI工具需要专业技术知识，非技术人员难以使用</p>
                </div>
                <div class="bg-gray-50 p-8 rounded-xl card-hover">
                    <div class="feature-icon bg-green-500">
                        <i class="fas fa-exchange-alt"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-3">数据源接入复杂</h3>
                    <p class="text-gray-600">多种数据源连接需要专业IT支持，流程繁琐</p>
                </div>
            </div>
            
            <div class="mt-16 bg-blue-50 p-8 rounded-xl border-l-4 border-blue-600">
                <h3 class="text-2xl font-semibold mb-4 text-blue-800">DataEase 如何解决这些问题</h3>
                <p class="text-gray-700 mb-4 drop-cap">DataEase 提供开源免费的BI解决方案，通过直观的拖拽界面降低使用门槛，支持多种数据源连接，并便于团队共享分析结果。无需昂贵的许可费用，无需专业技术背景，让数据洞察触手可及。</p>
                <div class="flex items-center">
                    <i class="fas fa-check-circle text-green-500 mr-2 text-xl"></i>
                    <span class="font-medium">完全开源 - 基于GNU GPLv3许可，免费使用</span>
                </div>
                <div class="flex items-center mt-2">
                    <i class="fas fa-check-circle text-green-500 mr-2 text-xl"></i>
                    <span class="font-medium">拖拽操作 - 无需编码，业务人员轻松上手</span>
                </div>
                <div class="flex items-center mt-2">
                    <i class="fas fa-check-circle text-green-500 mr-2 text-xl"></i>
                    <span class="font-medium">多数据源支持 - 简化数据接入流程</span>
                </div>
            </div>
        </div>
    </section>

    <!-- Features Section -->
    <section id="features" class="py-16 px-4 sm:px-6 lg:px-8 bg-gray-50">
        <div class="max-w-6xl mx-auto">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold mb-4">核心功能概述</h2>
                <div class="w-20 h-1 bg-blue-600 mx-auto"></div>
            </div>
            
            <div class="grid md:grid-cols-2 gap-8 mb-12">
                <div class="bg-white p-8 rounded-xl shadow-sm card-hover">
                    <h3 class="text-2xl font-semibold mb-4 flex items-center">
                        <div class="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center text-blue-600 mr-4">
                            <i class="fas fa-mouse-pointer"></i>
                        </div>
                        <span>拖拽式仪表板创建</span>
                    </h3>
                    <p class="text-gray-600">无需编码，用户通过简单的拖拽操作即可快速生成专业图表和仪表板，直观展示数据趋势和业务洞察。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-sm card-hover">
                    <h3 class="text-2xl font-semibold mb-4 flex items-center">
                        <div class="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center text-purple-600 mr-4">
                            <i class="fas fa-database"></i>
                        </div>
                        <span>丰富的数据源支持</span>
                    </h3>
                    <p class="text-gray-600">支持OLTP数据库(MySQL, PostgreSQL)、OLAP数据库(ClickHouse, Apache Doris)、数据仓库(Amazon RedShift)以及Excel和API等多种数据源。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-sm card-hover">
                    <h3 class="text-2xl font-semibold mb-4 flex items-center">
                        <div class="w-10 h-10 bg-green-100 rounded-full flex items-center justify-center text-green-600 mr-4">
                            <i class="fas fa-chart-bar"></i>
                        </div>
                        <span>多样化图表类型</span>
                    </h3>
                    <p class="text-gray-600">集成Apache ECharts和AntV，提供柱状图、折线图、热力图、透视表等多种专业可视化选项，满足不同分析场景需求。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-sm card-hover">
                    <h3 class="text-2xl font-semibold mb-4 flex items-center">
                        <div class="w-10 h-10 bg-yellow-100 rounded-full flex items-center justify-center text-yellow-600 mr-4">
                            <i class="fas fa-bolt"></i>
                        </div>
                        <span>快速查询响应</span>
                    </h3>
                    <p class="text-gray-600">基于Apache Doris的本地模式，即使处理超大规模数据集也能实现秒级查询返回，确保分析效率。</p>
                </div>
            </div>
            
            <!-- Data Visualization -->
            <div class="mt-12 bg-white rounded-xl shadow-sm overflow-hidden">
                <div class="p-8">
                    <h3 class="text-2xl font-semibold mb-6">数据源支持概览</h3>
                    <div class="mermaid">
                        pie
                            title 支持的数据源类型
                            "关系型数据库" : 35
                            "数据仓库" : 25
                            "文件数据" : 20
                            "API接口" : 15
                            "其他" : 5
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Use Cases -->
    <section class="py-16 px-4 sm:px-6 lg:px-8 bg-white">
        <div class="max-w-6xl mx-auto">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold mb-4">典型使用场景</h2>
                <div class="w-20 h-1 bg-blue-600 mx-auto"></div>
            </div>
            
            <div class="grid md:grid-cols-3 gap-8">
                <div class="bg-gray-50 p-8 rounded-xl border-t-4 border-blue-500 card-hover">
                    <h3 class="text-xl font-semibold mb-4 flex items-center">
                        <i class="fas fa-store text-blue-500 mr-3"></i>
                        <span>中小企业销售分析</span>
                    </h3>
                    <p class="text-gray-600 mb-4">零售企业可连接MySQL数据库，导入销售数据，通过拖拽创建销售趋势图表，快速识别畅销产品并优化库存管理。</p>
                    <div class="bg-blue-50 text-blue-800 px-4 py-2 rounded-lg text-sm">
                        <i class="fas fa-lightbulb mr-2"></i> 适用于: 零售、电商、批发等行业
                    </div>
                </div>
                <div class="bg-gray-50 p-8 rounded-xl border-t-4 border-purple-500 card-hover">
                    <h3 class="text-xl font-semibold mb-4 flex items-center">
                        <i class="fas fa-chart-line text-purple-500 mr-3"></i>
                        <span>运营团队实时监控</span>
                    </h3>
                    <p class="text-gray-600 mb-4">运营团队可通过API接入实时流量数据，创建数据大屏，监控网站访问量和用户行为，及时调整营销策略。</p>
                    <div class="bg-purple-50 text-purple-800 px-4 py-2 rounded-lg text-sm">
                        <i class="fas fa-lightbulb mr-2"></i> 适用于: 数字营销、内容运营、产品运营
                    </div>
                </div>
                <div class="bg-gray-50 p-8 rounded-xl border-t-4 border-green-500 card-hover">
                    <h3 class="text-xl font-semibold mb-4 flex items-center">
                        <i class="fas fa-users text-green-500 mr-3"></i>
                        <span>跨部门协作报告</span>
                    </h3>
                    <p class="text-gray-600 mb-4">市场部门可制作交互式仪表板，分享给其他部门，展示市场活动效果，便于跨团队协作和决策。</p>
                    <div class="bg-green-50 text-green-800 px-4 py-2 rounded-lg text-sm">
                        <i class="fas fa-lightbulb mr-2"></i> 适用于: 企业各部门协作场景
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Advantages -->
    <section class="py-16 px-4 sm:px-6 lg:px-8 bg-gray-50">
        <div class="max-w-6xl mx-auto">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold mb-4">优势与特色</h2>
                <div class="w-20 h-1 bg-blue-600 mx-auto"></div>
            </div>
            
            <div class="bg-white rounded-xl shadow-sm overflow-hidden">
                <div class="grid md:grid-cols-2">
                    <div class="p-8 md:p-12">
                        <h3 class="text-2xl font-semibold mb-6">为什么选择 DataEase？</h3>
                        <ul class="space-y-4">
                            <li class="flex items-start">
                                <div class="flex-shrink-0 h-6 w-6 text-green-500 mr-3 mt-1">
                                    <i class="fas fa-check-circle"></i>
                                </div>
                                <div>
                                    <h4 class="font-semibold">完全开源</h4>
                                    <p class="text-gray-600 mt-1">基于GNU GPLv3许可，免费使用，代码透明，社区支持持续更新。</p>
                                </div>
                            </li>
                            <li class="flex items-start">
                                <div class="flex-shrink-0 h-6 w-6 text-green-500 mr-3 mt-1">
                                    <i class="fas fa-check-circle"></i>
                                </div>
                                <div>
                                    <h4 class="font-semibold">低学习曲线</h4>
                                    <p class="text-gray-600 mt-1">拖拽式操作适合非技术用户，减少对专业数据分析师的依赖。</p>
                                </div>
                            </li>
                            <li class="flex items-start">
                                <div class="flex-shrink-0 h-6 w-6 text-green-500 mr-3 mt-1">
                                    <i class="fas fa-check-circle"></i>
                                </div>
                                <div>
                                    <h4 class="font-semibold">灵活部署</h4>
                                    <p class="text-gray-600 mt-1">支持一键安装、Docker部署及离线安装，适应不同规模企业的需求。</p>
                                </div>
                            </li>
                            <li class="flex items-start">
                                <div class="flex-shrink-0 h-6 w-6 text-green-500 mr-3 mt-1">
                                    <i class="fas fa-check-circle"></i>
                                </div>
                                <div>
                                    <h4 class="font-semibold">插件扩展性</h4>
                                    <p class="text-gray-600 mt-1">通过官方插件和SDK，支持自定义数据源和视图，满足特定业务需求。</p>
                                </div>
                            </li>
                        </ul>
                    </div>
                    <div class="bg-blue-50 p-8 md:p-12 flex flex-col justify-center">
                        <div class="mb-6">
                            <h4 class="font-semibold text-blue-800 mb-2">局限性说明</h4>
                            <p class="text-gray-700">功能深度可能不如Tableau等成熟商业工具，复杂分析场景可能需要额外定制。部分版本存在安全漏洞(如RedShift JDBC的RCE问题)，需及时更新到最新版本以确保安全。</p>
                        </div>
                        <div class="mt-auto">
                            <h4 class="font-semibold text-blue-800 mb-2">对比商业BI工具</h4>
                            <div class="mermaid">
                                bar
                                    title 功能对比
                                    axis 功能完备性,学习曲线,成本,部署灵活性
                                    DataEase : 80, 90, 100, 95
                                    Tableau : 100, 60, 40, 70
                                    Power BI : 90, 70, 70, 80
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Getting Started -->
    <section class="py-16 px-4 sm:px-6 lg:px-8 bg-white">
        <div class="max-w-6xl mx-auto">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold mb-4">快速上手指南</h2>
                <div class="w-20 h-1 bg-blue-600 mx-auto"></div>
            </div>
            
            <div class="grid md:grid-cols-2 gap-8">
                <div>
                    <h3 class="text-2xl font-semibold mb-6">使用门槛与成本</h3>
                    <div class="space-y-6">
                        <div class="bg-gray-50 p-6 rounded-lg">
                            <h4 class="font-semibold flex items-center mb-3">
                                <i class="fas fa-user-circle text-blue-500 mr-3"></i>
                                <span>注册与使用</span>
                            </h4>
                            <p class="text-gray-600">无需注册，下载安装后即可使用，默认管理员账户(用户名：admin，密码：DataEase@123456)。</p>
                        </div>
                        <div class="bg-gray-50 p-6 rounded-lg">
                            <h4 class="font-semibold flex items-center mb-3">
                                <i class="fas fa-coins text-yellow-500 mr-3"></i>
                                <span>成本</span>
                            </h4>
                            <p class="text-gray-600">完全免费，无高级版本或订阅费用，适合预算有限的中小企业。</p>
                        </div>
                        <div class="bg-gray-50 p-6 rounded-lg">
                            <h4 class="font-semibold flex items-center mb-3">
                                <i class="fas fa-server text-green-500 mr-3"></i>
                                <span>技术要求</span>
                            </h4>
                            <p class="text-gray-600">基本部署需Linux服务器(最低2核4G)，对非技术用户可能需要简单学习Linux基础命令。</p>
                        </div>
                    </div>
                </div>
                <div>
                    <h3 class="text-2xl font-semibold mb-6">安装步骤</h3>
                    <div class="bg-gray-800 rounded-lg overflow-hidden">
                        <div class="px-4 py-3 bg-gray-900 flex items-center">
                            <div class="w-3 h-3 rounded-full bg-red-500 mr-2"></div>
                            <div class="w-3 h-3 rounded-full bg-yellow-500 mr-2"></div>
                            <div class="w-3 h-3 rounded-full bg-green-500"></div>
                            <div class="ml-auto text-gray-400 text-sm">Terminal</div>
                        </div>
                        <div class="p-4 code-block">
                            <div class="mb-4">
                                <span class="text-green-400"># 1. 准备环境</span>
                                <div class="text-gray-300 mt-1">确保拥有一台Linux服务器(最低2核4G)，并具备root权限。</div>
                            </div>
                            <div class="mb-4">
                                <span class="text-green-400"># 2. 一键安装</span>
                                <div class="bg-black p-3 rounded mt-1 overflow-x-auto">
                                    <code class="text-white">curl -sSL https://dataease.oss-cn-hangzhou.aliyuncs.com/quick_start_v2.sh | bash</code>
                                </div>
                            </div>
                            <div class="mb-4">
                                <span class="text-green-400"># 3. 登录系统</span>
                                <div class="text-gray-300 mt-1">安装完成后，访问服务器IP地址(默认端口)，使用默认账户登录。</div>
                            </div>
                            <div class="mb-4">
                                <span class="text-green-400"># 4. 连接数据源</span>
                                <div class="text-gray-300 mt-1">在界面中选择"数据源"，添加MySQL、Excel或其他支持的数据源，输入连接参数。</div>
                            </div>
                            <div>
                                <span class="text-green-400"># 5. 创建仪表板</span>
                                <div class="text-gray-300 mt-1">进入"仪表板"模块，拖拽图表组件，绑定数据源，调整样式后保存。</div>
                            </div>
                        </div>
                    </div>
                    <div class="mt-4 text-sm text-gray-500">
                        <i class="fas fa-info-circle mr-2"></i> 更多详细安装说明请参考官方文档
                    </div>
                </div>
            </div>
        </div>
    </section>

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```